reiwa00502 https://blog.hatena.ne.jp/reiwa00502/ 日刊　　おっさんの人生これから大逆転だぜえ！（日本史＋史跡＋旅情報） https://reiwa00502.hatenablog.com/ イベント ニュース 地域の史跡・観光地 地域の史跡・観光地-中国・四国・九州 Walk under the sea in Japan through the Kanmon Pedestrian Tunnel. Cross from Honshu to Kyushu on foot in just 15 minutes and experience one of Japan’s most unique underground routes. 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Freiwa00502.hatenablog.com%2Fentry%2F2026%2F04%2F28%2F230920" title="Walk Under the Sea in Japan | Kanmon Pedestrian Tunnel &amp; Hidden Stamp - 日刊　　おっさんの人生これから大逆転だぜえ！（日本史＋史跡＋旅情報）" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> https://cdn-ak.f.st-hatena.com/images/fotolife/r/reiwa00502/20260427/20260427212651.jpg Hatena Blog https://hatena.blog 2026-04-28 23:09:20 rich https://reiwa00502.hatenablog.com/entry/2026/04/28/230920 1.0 100%